FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/input/ums.c
1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Lennart Augustsson (lennart@augustsson.net) at
9 * Carlstedt Research & Technology.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
35
36 /*
37 * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf
38 */
39
40 #include "opt_evdev.h"
41
42 #include <sys/stdint.h>
43 #include <sys/stddef.h>
44 #include <sys/param.h>
45 #include <sys/queue.h>
46 #include <sys/types.h>
47 #include <sys/systm.h>
48 #include <sys/kernel.h>
49 #include <sys/bus.h>
50 #include <sys/module.h>
51 #include <sys/lock.h>
52 #include <sys/mutex.h>
53 #include <sys/condvar.h>
54 #include <sys/sysctl.h>
55 #include <sys/sx.h>
56 #include <sys/unistd.h>
57 #include <sys/callout.h>
58 #include <sys/malloc.h>
59 #include <sys/priv.h>
60 #include <sys/conf.h>
61 #include <sys/fcntl.h>
62 #include <sys/sbuf.h>
63
64 #include <dev/hid/hid.h>
65
66 #include <dev/usb/usb.h>
67 #include <dev/usb/usbdi.h>
68 #include <dev/usb/usbdi_util.h>
69 #include <dev/usb/usbhid.h>
70 #include "usbdevs.h"
71
72 #define USB_DEBUG_VAR ums_debug
73 #include <dev/usb/usb_debug.h>
74
75 #include <dev/usb/quirk/usb_quirk.h>
76
77 #ifdef EVDEV_SUPPORT
78 #include <dev/evdev/input.h>
79 #include <dev/evdev/evdev.h>
80 #endif
81
82 #include <sys/ioccom.h>
83 #include <sys/filio.h>
84 #include <sys/mouse.h>
85
86 #ifdef USB_DEBUG
87 static int ums_debug = 0;
88
89 static SYSCTL_NODE(_hw_usb, OID_AUTO, ums, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
90 "USB ums");
91 SYSCTL_INT(_hw_usb_ums, OID_AUTO, debug, CTLFLAG_RWTUN,
92 &ums_debug, 0, "Debug level");
93 #endif
94
95 #define MOUSE_FLAGS_MASK (HIO_CONST|HIO_RELATIVE)
96 #define MOUSE_FLAGS (HIO_RELATIVE)
97
98 #define UMS_BUF_SIZE 8 /* bytes */
99 #define UMS_IFQ_MAXLEN 50 /* units */
100 #define UMS_BUTTON_MAX 31 /* exclusive, must be less than 32 */
101 #define UMS_BUT(i) ((i) < 3 ? (((i) + 2) % 3) : (i))
102 #define UMS_INFO_MAX 2 /* maximum number of HID sets */
103
104 enum {
105 UMS_INTR_DT,
106 UMS_N_TRANSFER,
107 };
108
109 struct ums_info {
110 struct hid_location sc_loc_w;
111 struct hid_location sc_loc_x;
112 struct hid_location sc_loc_y;
113 struct hid_location sc_loc_z;
114 struct hid_location sc_loc_t;
115 struct hid_location sc_loc_btn[UMS_BUTTON_MAX];
116
117 uint32_t sc_flags;
118 #define UMS_FLAG_X_AXIS 0x0001
119 #define UMS_FLAG_Y_AXIS 0x0002
120 #define UMS_FLAG_Z_AXIS 0x0004
121 #define UMS_FLAG_T_AXIS 0x0008
122 #define UMS_FLAG_SBU 0x0010 /* spurious button up events */
123 #define UMS_FLAG_REVZ 0x0020 /* Z-axis is reversed */
124 #define UMS_FLAG_W_AXIS 0x0040
125 #define UMS_FLAG_VBTN 0x0080 /* Buttons in vendor usage page */
126
127 uint8_t sc_iid_w;
128 uint8_t sc_iid_x;
129 uint8_t sc_iid_y;
130 uint8_t sc_iid_z;
131 uint8_t sc_iid_t;
132 uint8_t sc_iid_btn[UMS_BUTTON_MAX];
133 uint8_t sc_buttons;
134 };
135
136 struct ums_softc {
137 struct usb_fifo_sc sc_fifo;
138 struct mtx sc_mtx;
139 struct usb_callout sc_callout;
140 struct ums_info sc_info[UMS_INFO_MAX];
141
142 mousehw_t sc_hw;
143 mousemode_t sc_mode;
144 mousestatus_t sc_status;
145
146 struct usb_xfer *sc_xfer[UMS_N_TRANSFER];
147
148 int sc_pollrate;
149 int sc_fflags;
150 #ifdef EVDEV_SUPPORT
151 int sc_evflags;
152 #define UMS_EVDEV_OPENED 1
153 #endif
154
155 uint8_t sc_buttons;
156 uint8_t sc_iid;
157 uint8_t sc_temp[64];
158
159 #ifdef EVDEV_SUPPORT
160 struct evdev_dev *sc_evdev;
161 #endif
162 };
163
164 static void ums_put_queue_timeout(void *__sc);
165
166 static usb_callback_t ums_intr_callback;
167
168 static device_probe_t ums_probe;
169 static device_attach_t ums_attach;
170 static device_detach_t ums_detach;
171
172 static usb_fifo_cmd_t ums_fifo_start_read;
173 static usb_fifo_cmd_t ums_fifo_stop_read;
174 static usb_fifo_open_t ums_fifo_open;
175 static usb_fifo_close_t ums_fifo_close;
176 static usb_fifo_ioctl_t ums_fifo_ioctl;
177
178 #ifdef EVDEV_SUPPORT
179 static evdev_open_t ums_ev_open;
180 static evdev_close_t ums_ev_close;
181 static void ums_evdev_push(struct ums_softc *, int32_t, int32_t,
182 int32_t, int32_t, int32_t);
183 #endif
184
185 static void ums_start_rx(struct ums_softc *);
186 static void ums_stop_rx(struct ums_softc *);
187 static void ums_put_queue(struct ums_softc *, int32_t, int32_t,
188 int32_t, int32_t, int32_t);
189 static int ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS);
190
191 static struct usb_fifo_methods ums_fifo_methods = {
192 .f_open = &ums_fifo_open,
193 .f_close = &ums_fifo_close,
194 .f_ioctl = &ums_fifo_ioctl,
195 .f_start_read = &ums_fifo_start_read,
196 .f_stop_read = &ums_fifo_stop_read,
197 .basename[0] = "ums",
198 };
199
200 #ifdef EVDEV_SUPPORT
201 static const struct evdev_methods ums_evdev_methods = {
202 .ev_open = &ums_ev_open,
203 .ev_close = &ums_ev_close,
204 };
205 #endif
206
207 static void
208 ums_put_queue_timeout(void *__sc)
209 {
210 struct ums_softc *sc = __sc;
211
212 mtx_assert(&sc->sc_mtx, MA_OWNED);
213
214 ums_put_queue(sc, 0, 0, 0, 0, 0);
215 #ifdef EVDEV_SUPPORT
216 ums_evdev_push(sc, 0, 0, 0, 0, 0);
217 #endif
218 }
219
220 static void
221 ums_intr_callback(struct usb_xfer *xfer, usb_error_t error)
222 {
223 struct ums_softc *sc = usbd_xfer_softc(xfer);
224 struct ums_info *info = &sc->sc_info[0];
225 struct usb_page_cache *pc;
226 uint8_t *buf = sc->sc_temp;
227 int32_t buttons = 0;
228 int32_t buttons_found = 0;
229 #ifdef EVDEV_SUPPORT
230 int32_t buttons_reported = 0;
231 #endif
232 int32_t dw = 0;
233 int32_t dx = 0;
234 int32_t dy = 0;
235 int32_t dz = 0;
236 int32_t dt = 0;
237 uint8_t i;
238 uint8_t id;
239 int len;
240
241 usbd_xfer_status(xfer, &len, NULL, NULL, NULL);
242
243 switch (USB_GET_STATE(xfer)) {
244 case USB_ST_TRANSFERRED:
245 DPRINTFN(6, "sc=%p actlen=%d\n", sc, len);
246
247 if (len > (int)sizeof(sc->sc_temp)) {
248 DPRINTFN(6, "truncating large packet to %zu bytes\n",
249 sizeof(sc->sc_temp));
250 len = sizeof(sc->sc_temp);
251 }
252 if (len == 0)
253 goto tr_setup;
254
255 pc = usbd_xfer_get_frame(xfer, 0);
256 usbd_copy_out(pc, 0, buf, len);
257
258 DPRINTFN(6, "data = %02x %02x %02x %02x "
259 "%02x %02x %02x %02x\n",
260 (len > 0) ? buf[0] : 0, (len > 1) ? buf[1] : 0,
261 (len > 2) ? buf[2] : 0, (len > 3) ? buf[3] : 0,
262 (len > 4) ? buf[4] : 0, (len > 5) ? buf[5] : 0,
263 (len > 6) ? buf[6] : 0, (len > 7) ? buf[7] : 0);
264
265 if (sc->sc_iid) {
266 id = *buf;
267
268 len--;
269 buf++;
270
271 } else {
272 id = 0;
273 if (sc->sc_info[0].sc_flags & UMS_FLAG_SBU) {
274 if ((*buf == 0x14) || (*buf == 0x15)) {
275 goto tr_setup;
276 }
277 }
278 }
279
280 repeat:
281 if ((info->sc_flags & UMS_FLAG_W_AXIS) &&
282 (id == info->sc_iid_w))
283 dw += hid_get_data(buf, len, &info->sc_loc_w);
284
285 if ((info->sc_flags & UMS_FLAG_X_AXIS) &&
286 (id == info->sc_iid_x))
287 dx += hid_get_data(buf, len, &info->sc_loc_x);
288
289 if ((info->sc_flags & UMS_FLAG_Y_AXIS) &&
290 (id == info->sc_iid_y))
291 dy -= hid_get_data(buf, len, &info->sc_loc_y);
292
293 if ((info->sc_flags & UMS_FLAG_Z_AXIS) &&
294 (id == info->sc_iid_z)) {
295 int32_t temp;
296 temp = hid_get_data(buf, len, &info->sc_loc_z);
297 if (info->sc_flags & UMS_FLAG_REVZ)
298 temp = -temp;
299 dz -= temp;
300 }
301
302 if ((info->sc_flags & UMS_FLAG_T_AXIS) &&
303 (id == info->sc_iid_t)) {
304 dt += hid_get_data(buf, len, &info->sc_loc_t);
305 /* T-axis is translated into button presses */
306 buttons_found |= (1UL << 5) | (1UL << 6);
307 }
308
309 for (i = 0; i < info->sc_buttons; i++) {
310 uint32_t mask;
311 mask = 1UL << UMS_BUT(i);
312 /* check for correct button ID */
313 if (id != info->sc_iid_btn[i])
314 continue;
315 /* check for button pressed */
316 if (hid_get_data(buf, len, &info->sc_loc_btn[i]))
317 buttons |= mask;
318 /* register button mask */
319 buttons_found |= mask;
320 }
321
322 if (++info != &sc->sc_info[UMS_INFO_MAX])
323 goto repeat;
324
325 #ifdef EVDEV_SUPPORT
326 buttons_reported = buttons;
327 #endif
328 /* keep old button value(s) for non-detected buttons */
329 buttons |= sc->sc_status.button & ~buttons_found;
330
331 if (dx || dy || dz || dt || dw ||
332 (buttons != sc->sc_status.button)) {
333 DPRINTFN(6, "x:%d y:%d z:%d t:%d w:%d buttons:0x%08x\n",
334 dx, dy, dz, dt, dw, buttons);
335
336 /* translate T-axis into button presses until further */
337 if (dt > 0) {
338 ums_put_queue(sc, 0, 0, 0, 0, buttons);
339 buttons |= 1UL << 6;
340 } else if (dt < 0) {
341 ums_put_queue(sc, 0, 0, 0, 0, buttons);
342 buttons |= 1UL << 5;
343 }
344
345 sc->sc_status.button = buttons;
346 sc->sc_status.dx += dx;
347 sc->sc_status.dy += dy;
348 sc->sc_status.dz += dz;
349 /*
350 * sc->sc_status.dt += dt;
351 * no way to export this yet
352 */
353
354 /*
355 * The Qtronix keyboard has a built in PS/2
356 * port for a mouse. The firmware once in a
357 * while posts a spurious button up
358 * event. This event we ignore by doing a
359 * timeout for 50 msecs. If we receive
360 * dx=dy=dz=buttons=0 before we add the event
361 * to the queue. In any other case we delete
362 * the timeout event.
363 */
364 if ((sc->sc_info[0].sc_flags & UMS_FLAG_SBU) &&
365 (dx == 0) && (dy == 0) && (dz == 0) && (dt == 0) &&
366 (dw == 0) && (buttons == 0)) {
367 usb_callout_reset(&sc->sc_callout, hz / 20,
368 &ums_put_queue_timeout, sc);
369 } else {
370 usb_callout_stop(&sc->sc_callout);
371
372 ums_put_queue(sc, dx, dy, dz, dt, buttons);
373 #ifdef EVDEV_SUPPORT
374 ums_evdev_push(sc, dx, dy, dz, dt,
375 buttons_reported);
376 #endif
377 }
378 }
379 case USB_ST_SETUP:
380 tr_setup:
381 /* check if we can put more data into the FIFO */
382 if (usb_fifo_put_bytes_max(sc->sc_fifo.fp[USB_FIFO_RX]) == 0) {
383 #ifdef EVDEV_SUPPORT
384 if ((sc->sc_evflags & UMS_EVDEV_OPENED) == 0)
385 break;
386 #else
387 break;
388 #endif
389 }
390
391 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
392 usbd_transfer_submit(xfer);
393 break;
394
395 default: /* Error */
396 if (error != USB_ERR_CANCELLED) {
397 /* try clear stall first */
398 usbd_xfer_set_stall(xfer);
399 goto tr_setup;
400 }
401 break;
402 }
403 }
404
405 static const struct usb_config ums_config[UMS_N_TRANSFER] = {
406 [UMS_INTR_DT] = {
407 .type = UE_INTERRUPT,
408 .endpoint = UE_ADDR_ANY,
409 .direction = UE_DIR_IN,
410 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
411 .bufsize = 0, /* use wMaxPacketSize */
412 .callback = &ums_intr_callback,
413 },
414 };
415
416 /* A match on these entries will load ums */
417 static const STRUCT_USB_HOST_ID __used ums_devs[] = {
418 {USB_IFACE_CLASS(UICLASS_HID),
419 USB_IFACE_SUBCLASS(UISUBCLASS_BOOT),
420 USB_IFACE_PROTOCOL(UIPROTO_MOUSE),},
421 };
422
423 static int
424 ums_probe(device_t dev)
425 {
426 struct usb_attach_arg *uaa = device_get_ivars(dev);
427 void *d_ptr;
428 int error;
429 uint16_t d_len;
430
431 DPRINTFN(11, "\n");
432
433 if (uaa->usb_mode != USB_MODE_HOST)
434 return (ENXIO);
435
436 if (uaa->info.bInterfaceClass != UICLASS_HID)
437 return (ENXIO);
438
439 if (usb_test_quirk(uaa, UQ_UMS_IGNORE))
440 return (ENXIO);
441
442 if ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) &&
443 (uaa->info.bInterfaceProtocol == UIPROTO_MOUSE))
444 return (BUS_PROBE_DEFAULT);
445
446 error = usbd_req_get_hid_desc(uaa->device, NULL,
447 &d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex);
448
449 if (error)
450 return (ENXIO);
451
452 if (hid_is_mouse(d_ptr, d_len))
453 error = BUS_PROBE_DEFAULT;
454 else
455 error = ENXIO;
456
457 free(d_ptr, M_TEMP);
458 return (error);
459 }
460
461 static void
462 ums_hid_parse(struct ums_softc *sc, device_t dev, const uint8_t *buf,
463 uint16_t len, uint8_t index)
464 {
465 struct ums_info *info = &sc->sc_info[index];
466 uint32_t flags;
467 uint8_t i;
468 uint8_t j;
469
470 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_X),
471 hid_input, index, &info->sc_loc_x, &flags, &info->sc_iid_x)) {
472 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
473 info->sc_flags |= UMS_FLAG_X_AXIS;
474 }
475 }
476 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_Y),
477 hid_input, index, &info->sc_loc_y, &flags, &info->sc_iid_y)) {
478 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
479 info->sc_flags |= UMS_FLAG_Y_AXIS;
480 }
481 }
482 /* Try the wheel first as the Z activator since it's tradition. */
483 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
484 HUG_WHEEL), hid_input, index, &info->sc_loc_z, &flags,
485 &info->sc_iid_z) ||
486 hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
487 HUG_TWHEEL), hid_input, index, &info->sc_loc_z, &flags,
488 &info->sc_iid_z)) {
489 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
490 info->sc_flags |= UMS_FLAG_Z_AXIS;
491 }
492 /*
493 * We might have both a wheel and Z direction, if so put
494 * put the Z on the W coordinate.
495 */
496 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
497 HUG_Z), hid_input, index, &info->sc_loc_w, &flags,
498 &info->sc_iid_w)) {
499 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
500 info->sc_flags |= UMS_FLAG_W_AXIS;
501 }
502 }
503 } else if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
504 HUG_Z), hid_input, index, &info->sc_loc_z, &flags,
505 &info->sc_iid_z)) {
506 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
507 info->sc_flags |= UMS_FLAG_Z_AXIS;
508 }
509 }
510 /*
511 * The Microsoft Wireless Intellimouse 2.0 reports it's wheel
512 * using 0x0048, which is HUG_TWHEEL, and seems to expect you
513 * to know that the byte after the wheel is the tilt axis.
514 * There are no other HID axis descriptors other than X,Y and
515 * TWHEEL
516 */
517 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP,
518 HUG_TWHEEL), hid_input, index, &info->sc_loc_t,
519 &flags, &info->sc_iid_t)) {
520 info->sc_loc_t.pos += 8;
521
522 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) {
523 info->sc_flags |= UMS_FLAG_T_AXIS;
524 }
525 } else if (hid_locate(buf, len, HID_USAGE2(HUP_CONSUMER,
526 HUC_AC_PAN), hid_input, index, &info->sc_loc_t,
527 &flags, &info->sc_iid_t)) {
528 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS)
529 info->sc_flags |= UMS_FLAG_T_AXIS;
530 }
531 /* figure out the number of buttons */
532
533 for (i = 0; i < UMS_BUTTON_MAX; i++) {
534 if (!hid_locate(buf, len, HID_USAGE2(HUP_BUTTON, (i + 1)),
535 hid_input, index, &info->sc_loc_btn[i], NULL,
536 &info->sc_iid_btn[i])) {
537 break;
538 }
539 }
540
541 /* detect other buttons */
542 if (info->sc_flags & UMS_FLAG_VBTN) {
543 for (j = 0; (i < UMS_BUTTON_MAX) && (j < 2); i++, j++) {
544 if (!hid_locate(buf, len, HID_USAGE2(HUP_MICROSOFT,
545 (j + 1)), hid_input, index, &info->sc_loc_btn[i],
546 NULL, &info->sc_iid_btn[i])) {
547 break;
548 }
549 }
550 }
551
552 info->sc_buttons = i;
553
554 if (i > sc->sc_buttons)
555 sc->sc_buttons = i;
556
557 if (info->sc_flags == 0)
558 return;
559
560 /* announce information about the mouse */
561 device_printf(dev, "%d buttons and [%s%s%s%s%s] coordinates ID=%u\n",
562 (info->sc_buttons),
563 (info->sc_flags & UMS_FLAG_X_AXIS) ? "X" : "",
564 (info->sc_flags & UMS_FLAG_Y_AXIS) ? "Y" : "",
565 (info->sc_flags & UMS_FLAG_Z_AXIS) ? "Z" : "",
566 (info->sc_flags & UMS_FLAG_T_AXIS) ? "T" : "",
567 (info->sc_flags & UMS_FLAG_W_AXIS) ? "W" : "",
568 info->sc_iid_x);
569 }
570
571 static int
572 ums_attach(device_t dev)
573 {
574 struct usb_attach_arg *uaa = device_get_ivars(dev);
575 struct ums_softc *sc = device_get_softc(dev);
576 struct ums_info *info;
577 void *d_ptr = NULL;
578 int isize;
579 int err;
580 uint16_t d_len;
581 uint8_t i;
582 #ifdef USB_DEBUG
583 uint8_t j;
584 #endif
585
586 DPRINTFN(11, "sc=%p\n", sc);
587
588 device_set_usb_desc(dev);
589
590 mtx_init(&sc->sc_mtx, "ums lock", NULL, MTX_DEF | MTX_RECURSE);
591
592 usb_callout_init_mtx(&sc->sc_callout, &sc->sc_mtx, 0);
593
594 /*
595 * Force the report (non-boot) protocol.
596 *
597 * Mice without boot protocol support may choose not to implement
598 * Set_Protocol at all; Ignore any error.
599 */
600 err = usbd_req_set_protocol(uaa->device, NULL,
601 uaa->info.bIfaceIndex, 1);
602
603 err = usbd_transfer_setup(uaa->device,
604 &uaa->info.bIfaceIndex, sc->sc_xfer, ums_config,
605 UMS_N_TRANSFER, sc, &sc->sc_mtx);
606
607 if (err) {
608 DPRINTF("error=%s\n", usbd_errstr(err));
609 goto detach;
610 }
611
612 /* Get HID descriptor */
613 err = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr,
614 &d_len, M_TEMP, uaa->info.bIfaceIndex);
615
616 if (err) {
617 device_printf(dev, "error reading report description\n");
618 goto detach;
619 }
620
621 isize = hid_report_size_max(d_ptr, d_len, hid_input, &sc->sc_iid);
622
623 if (usb_test_quirk(uaa, UQ_MS_VENDOR_BTN))
624 for (i = 0; i < UMS_INFO_MAX; i++)
625 sc->sc_info[i].sc_flags |= UMS_FLAG_VBTN;
626
627 /*
628 * The Microsoft Wireless Notebook Optical Mouse seems to be in worse
629 * shape than the Wireless Intellimouse 2.0, as its X, Y, wheel, and
630 * all of its other button positions are all off. It also reports that
631 * it has two additional buttons and a tilt wheel.
632 */
633 if (usb_test_quirk(uaa, UQ_MS_BAD_CLASS)) {
634 sc->sc_iid = 0;
635
636 info = &sc->sc_info[0];
637 info->sc_flags = (UMS_FLAG_X_AXIS |
638 UMS_FLAG_Y_AXIS |
639 UMS_FLAG_Z_AXIS |
640 UMS_FLAG_SBU);
641 info->sc_buttons = 3;
642 isize = 5;
643 /* 1st byte of descriptor report contains garbage */
644 info->sc_loc_x.pos = 16;
645 info->sc_loc_x.size = 8;
646 info->sc_loc_y.pos = 24;
647 info->sc_loc_y.size = 8;
648 info->sc_loc_z.pos = 32;
649 info->sc_loc_z.size = 8;
650 info->sc_loc_btn[0].pos = 8;
651 info->sc_loc_btn[0].size = 1;
652 info->sc_loc_btn[1].pos = 9;
653 info->sc_loc_btn[1].size = 1;
654 info->sc_loc_btn[2].pos = 10;
655 info->sc_loc_btn[2].size = 1;
656
657 /* Announce device */
658 device_printf(dev, "3 buttons and [XYZ] "
659 "coordinates ID=0\n");
660
661 } else {
662 /* Search the HID descriptor and announce device */
663 for (i = 0; i < UMS_INFO_MAX; i++) {
664 ums_hid_parse(sc, dev, d_ptr, d_len, i);
665 }
666 }
667
668 if (usb_test_quirk(uaa, UQ_MS_REVZ)) {
669 info = &sc->sc_info[0];
670 /* Some wheels need the Z axis reversed. */
671 info->sc_flags |= UMS_FLAG_REVZ;
672 }
673 if (isize > (int)usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])) {
674 DPRINTF("WARNING: report size, %d bytes, is larger "
675 "than interrupt size, %d bytes!\n", isize,
676 usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT]));
677 }
678 free(d_ptr, M_TEMP);
679 d_ptr = NULL;
680
681 #ifdef USB_DEBUG
682 for (j = 0; j < UMS_INFO_MAX; j++) {
683 info = &sc->sc_info[j];
684
685 DPRINTF("sc=%p, index=%d\n", sc, j);
686 DPRINTF("X\t%d/%d id=%d\n", info->sc_loc_x.pos,
687 info->sc_loc_x.size, info->sc_iid_x);
688 DPRINTF("Y\t%d/%d id=%d\n", info->sc_loc_y.pos,
689 info->sc_loc_y.size, info->sc_iid_y);
690 DPRINTF("Z\t%d/%d id=%d\n", info->sc_loc_z.pos,
691 info->sc_loc_z.size, info->sc_iid_z);
692 DPRINTF("T\t%d/%d id=%d\n", info->sc_loc_t.pos,
693 info->sc_loc_t.size, info->sc_iid_t);
694 DPRINTF("W\t%d/%d id=%d\n", info->sc_loc_w.pos,
695 info->sc_loc_w.size, info->sc_iid_w);
696
697 for (i = 0; i < info->sc_buttons; i++) {
698 DPRINTF("B%d\t%d/%d id=%d\n",
699 i + 1, info->sc_loc_btn[i].pos,
700 info->sc_loc_btn[i].size, info->sc_iid_btn[i]);
701 }
702 }
703 DPRINTF("size=%d, id=%d\n", isize, sc->sc_iid);
704 #endif
705
706 err = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx,
707 &ums_fifo_methods, &sc->sc_fifo,
708 device_get_unit(dev), -1, uaa->info.bIfaceIndex,
709 UID_ROOT, GID_OPERATOR, 0644);
710 if (err)
711 goto detach;
712
713 #ifdef EVDEV_SUPPORT
714 sc->sc_evdev = evdev_alloc();
715 evdev_set_name(sc->sc_evdev, device_get_desc(dev));
716 evdev_set_phys(sc->sc_evdev, device_get_nameunit(dev));
717 evdev_set_id(sc->sc_evdev, BUS_USB, uaa->info.idVendor,
718 uaa->info.idProduct, 0);
719 evdev_set_serial(sc->sc_evdev, usb_get_serial(uaa->device));
720 evdev_set_methods(sc->sc_evdev, sc, &ums_evdev_methods);
721 evdev_support_prop(sc->sc_evdev, INPUT_PROP_POINTER);
722 evdev_support_event(sc->sc_evdev, EV_SYN);
723 evdev_support_event(sc->sc_evdev, EV_REL);
724 evdev_support_event(sc->sc_evdev, EV_KEY);
725
726 info = &sc->sc_info[0];
727
728 if (info->sc_flags & UMS_FLAG_X_AXIS)
729 evdev_support_rel(sc->sc_evdev, REL_X);
730
731 if (info->sc_flags & UMS_FLAG_Y_AXIS)
732 evdev_support_rel(sc->sc_evdev, REL_Y);
733
734 if (info->sc_flags & UMS_FLAG_Z_AXIS)
735 evdev_support_rel(sc->sc_evdev, REL_WHEEL);
736
737 if (info->sc_flags & UMS_FLAG_T_AXIS)
738 evdev_support_rel(sc->sc_evdev, REL_HWHEEL);
739
740 for (i = 0; i < info->sc_buttons; i++)
741 evdev_support_key(sc->sc_evdev, BTN_MOUSE + i);
742
743 err = evdev_register_mtx(sc->sc_evdev, &sc->sc_mtx);
744 if (err)
745 goto detach;
746 #endif
747
748 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
749 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
750 OID_AUTO, "parseinfo",
751 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE,
752 sc, 0, ums_sysctl_handler_parseinfo, "",
753 "Dump of parsed HID report descriptor");
754
755 return (0);
756
757 detach:
758 if (d_ptr) {
759 free(d_ptr, M_TEMP);
760 }
761 ums_detach(dev);
762 return (ENOMEM);
763 }
764
765 static int
766 ums_detach(device_t self)
767 {
768 struct ums_softc *sc = device_get_softc(self);
769
770 DPRINTF("sc=%p\n", sc);
771
772 usb_fifo_detach(&sc->sc_fifo);
773
774 #ifdef EVDEV_SUPPORT
775 evdev_free(sc->sc_evdev);
776 #endif
777
778 usbd_transfer_unsetup(sc->sc_xfer, UMS_N_TRANSFER);
779
780 usb_callout_drain(&sc->sc_callout);
781
782 mtx_destroy(&sc->sc_mtx);
783
784 return (0);
785 }
786
787 static void
788 ums_reset(struct ums_softc *sc)
789 {
790
791 /* reset all USB mouse parameters */
792
793 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
794 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
795 else
796 sc->sc_hw.buttons = sc->sc_buttons;
797
798 sc->sc_hw.iftype = MOUSE_IF_USB;
799 sc->sc_hw.type = MOUSE_MOUSE;
800 sc->sc_hw.model = MOUSE_MODEL_GENERIC;
801 sc->sc_hw.hwid = 0;
802
803 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
804 sc->sc_mode.rate = -1;
805 sc->sc_mode.resolution = MOUSE_RES_UNKNOWN;
806 sc->sc_mode.accelfactor = 0;
807 sc->sc_mode.level = 0;
808 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
809 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
810 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
811
812 /* reset status */
813
814 sc->sc_status.flags = 0;
815 sc->sc_status.button = 0;
816 sc->sc_status.obutton = 0;
817 sc->sc_status.dx = 0;
818 sc->sc_status.dy = 0;
819 sc->sc_status.dz = 0;
820 /* sc->sc_status.dt = 0; */
821 }
822
823 static void
824 ums_start_rx(struct ums_softc *sc)
825 {
826 int rate;
827
828 /* Check if we should override the default polling interval */
829 rate = sc->sc_pollrate;
830 /* Range check rate */
831 if (rate > 1000)
832 rate = 1000;
833 /* Check for set rate */
834 if ((rate > 0) && (sc->sc_xfer[UMS_INTR_DT] != NULL)) {
835 DPRINTF("Setting pollrate = %d\n", rate);
836 /* Stop current transfer, if any */
837 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]);
838 /* Set new interval */
839 usbd_xfer_set_interval(sc->sc_xfer[UMS_INTR_DT], 1000 / rate);
840 /* Only set pollrate once */
841 sc->sc_pollrate = 0;
842 }
843
844 usbd_transfer_start(sc->sc_xfer[UMS_INTR_DT]);
845 }
846
847 static void
848 ums_stop_rx(struct ums_softc *sc)
849 {
850 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]);
851 usb_callout_stop(&sc->sc_callout);
852 }
853
854 static void
855 ums_fifo_start_read(struct usb_fifo *fifo)
856 {
857 struct ums_softc *sc = usb_fifo_softc(fifo);
858
859 ums_start_rx(sc);
860 }
861
862 static void
863 ums_fifo_stop_read(struct usb_fifo *fifo)
864 {
865 struct ums_softc *sc = usb_fifo_softc(fifo);
866
867 #ifdef EVDEV_SUPPORT
868 if ((sc->sc_evflags & UMS_EVDEV_OPENED) == 0)
869 #endif
870 ums_stop_rx(sc);
871 }
872
873 #if ((MOUSE_SYS_PACKETSIZE != 8) || \
874 (MOUSE_MSC_PACKETSIZE != 5))
875 #error "Software assumptions are not met. Please update code."
876 #endif
877
878 static void
879 ums_put_queue(struct ums_softc *sc, int32_t dx, int32_t dy,
880 int32_t dz, int32_t dt, int32_t buttons)
881 {
882 uint8_t buf[8];
883
884 #ifdef EVDEV_SUPPORT
885 if (evdev_is_grabbed(sc->sc_evdev))
886 return;
887 #endif
888 if (1) {
889 if (dx > 254)
890 dx = 254;
891 if (dx < -256)
892 dx = -256;
893 if (dy > 254)
894 dy = 254;
895 if (dy < -256)
896 dy = -256;
897 if (dz > 126)
898 dz = 126;
899 if (dz < -128)
900 dz = -128;
901 if (dt > 126)
902 dt = 126;
903 if (dt < -128)
904 dt = -128;
905
906 buf[0] = sc->sc_mode.syncmask[1];
907 buf[0] |= (~buttons) & MOUSE_MSC_BUTTONS;
908 buf[1] = dx >> 1;
909 buf[2] = dy >> 1;
910 buf[3] = dx - (dx >> 1);
911 buf[4] = dy - (dy >> 1);
912
913 if (sc->sc_mode.level == 1) {
914 buf[5] = dz >> 1;
915 buf[6] = dz - (dz >> 1);
916 buf[7] = (((~buttons) >> 3) & MOUSE_SYS_EXTBUTTONS);
917 }
918 usb_fifo_put_data_linear(sc->sc_fifo.fp[USB_FIFO_RX], buf,
919 sc->sc_mode.packetsize, 1);
920 } else {
921 DPRINTF("Buffer full, discarded packet\n");
922 }
923 }
924
925 #ifdef EVDEV_SUPPORT
926 static void
927 ums_evdev_push(struct ums_softc *sc, int32_t dx, int32_t dy,
928 int32_t dz, int32_t dt, int32_t buttons)
929 {
930 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) {
931 /* Push evdev event */
932 evdev_push_rel(sc->sc_evdev, REL_X, dx);
933 evdev_push_rel(sc->sc_evdev, REL_Y, -dy);
934 evdev_push_rel(sc->sc_evdev, REL_WHEEL, -dz);
935 evdev_push_rel(sc->sc_evdev, REL_HWHEEL, dt);
936 evdev_push_mouse_btn(sc->sc_evdev,
937 (buttons & ~MOUSE_STDBUTTONS) |
938 (buttons & (1 << 2) ? MOUSE_BUTTON1DOWN : 0) |
939 (buttons & (1 << 1) ? MOUSE_BUTTON2DOWN : 0) |
940 (buttons & (1 << 0) ? MOUSE_BUTTON3DOWN : 0));
941 evdev_sync(sc->sc_evdev);
942 }
943 }
944 #endif
945
946 static void
947 ums_reset_buf(struct ums_softc *sc)
948 {
949 /* reset read queue, must be called locked */
950 usb_fifo_reset(sc->sc_fifo.fp[USB_FIFO_RX]);
951 }
952
953 #ifdef EVDEV_SUPPORT
954 static int
955 ums_ev_open(struct evdev_dev *evdev)
956 {
957 struct ums_softc *sc = evdev_get_softc(evdev);
958
959 mtx_assert(&sc->sc_mtx, MA_OWNED);
960
961 sc->sc_evflags |= UMS_EVDEV_OPENED;
962
963 if (sc->sc_fflags == 0) {
964 ums_reset(sc);
965 }
966 ums_start_rx(sc);
967
968 return (0);
969 }
970
971 static int
972 ums_ev_close(struct evdev_dev *evdev)
973 {
974 struct ums_softc *sc = evdev_get_softc(evdev);
975
976 mtx_assert(&sc->sc_mtx, MA_OWNED);
977
978 sc->sc_evflags &= ~UMS_EVDEV_OPENED;
979
980 if (sc->sc_fflags == 0)
981 ums_stop_rx(sc);
982
983 return (0);
984 }
985 #endif
986
987 static int
988 ums_fifo_open(struct usb_fifo *fifo, int fflags)
989 {
990 struct ums_softc *sc = usb_fifo_softc(fifo);
991
992 DPRINTFN(2, "\n");
993
994 /* check for duplicate open, should not happen */
995 if (sc->sc_fflags & fflags)
996 return (EBUSY);
997
998 /* check for first open */
999 #ifdef EVDEV_SUPPORT
1000 if (sc->sc_fflags == 0 && (sc->sc_evflags & UMS_EVDEV_OPENED) == 0)
1001 ums_reset(sc);
1002 #else
1003 if (sc->sc_fflags == 0)
1004 ums_reset(sc);
1005 #endif
1006
1007 if (fflags & FREAD) {
1008 /* allocate RX buffer */
1009 if (usb_fifo_alloc_buffer(fifo,
1010 UMS_BUF_SIZE, UMS_IFQ_MAXLEN)) {
1011 return (ENOMEM);
1012 }
1013 }
1014
1015 sc->sc_fflags |= fflags & (FREAD | FWRITE);
1016 return (0);
1017 }
1018
1019 static void
1020 ums_fifo_close(struct usb_fifo *fifo, int fflags)
1021 {
1022 struct ums_softc *sc = usb_fifo_softc(fifo);
1023
1024 DPRINTFN(2, "\n");
1025
1026 if (fflags & FREAD)
1027 usb_fifo_free_buffer(fifo);
1028
1029 sc->sc_fflags &= ~(fflags & (FREAD | FWRITE));
1030 }
1031
1032 static int
1033 ums_fifo_ioctl(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags)
1034 {
1035 struct ums_softc *sc = usb_fifo_softc(fifo);
1036 mousemode_t mode;
1037 int error = 0;
1038
1039 DPRINTFN(2, "\n");
1040
1041 mtx_lock(&sc->sc_mtx);
1042
1043 switch (cmd) {
1044 case MOUSE_GETHWINFO:
1045 *(mousehw_t *)addr = sc->sc_hw;
1046 break;
1047
1048 case MOUSE_GETMODE:
1049 *(mousemode_t *)addr = sc->sc_mode;
1050 break;
1051
1052 case MOUSE_SETMODE:
1053 mode = *(mousemode_t *)addr;
1054
1055 if (mode.level == -1) {
1056 /* don't change the current setting */
1057 } else if ((mode.level < 0) || (mode.level > 1)) {
1058 error = EINVAL;
1059 break;
1060 } else {
1061 sc->sc_mode.level = mode.level;
1062 }
1063
1064 /* store polling rate */
1065 sc->sc_pollrate = mode.rate;
1066
1067 if (sc->sc_mode.level == 0) {
1068 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
1069 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
1070 else
1071 sc->sc_hw.buttons = sc->sc_buttons;
1072 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
1073 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
1074 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
1075 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
1076 } else if (sc->sc_mode.level == 1) {
1077 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON)
1078 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON;
1079 else
1080 sc->sc_hw.buttons = sc->sc_buttons;
1081 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
1082 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
1083 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
1084 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
1085 }
1086 ums_reset_buf(sc);
1087 break;
1088
1089 case MOUSE_GETLEVEL:
1090 *(int *)addr = sc->sc_mode.level;
1091 break;
1092
1093 case MOUSE_SETLEVEL:
1094 if (*(int *)addr < 0 || *(int *)addr > 1) {
1095 error = EINVAL;
1096 break;
1097 }
1098 sc->sc_mode.level = *(int *)addr;
1099
1100 if (sc->sc_mode.level == 0) {
1101 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON)
1102 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON;
1103 else
1104 sc->sc_hw.buttons = sc->sc_buttons;
1105 sc->sc_mode.protocol = MOUSE_PROTO_MSC;
1106 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE;
1107 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK;
1108 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC;
1109 } else if (sc->sc_mode.level == 1) {
1110 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON)
1111 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON;
1112 else
1113 sc->sc_hw.buttons = sc->sc_buttons;
1114 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE;
1115 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE;
1116 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK;
1117 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC;
1118 }
1119 ums_reset_buf(sc);
1120 break;
1121
1122 case MOUSE_GETSTATUS:{
1123 mousestatus_t *status = (mousestatus_t *)addr;
1124
1125 *status = sc->sc_status;
1126 sc->sc_status.obutton = sc->sc_status.button;
1127 sc->sc_status.button = 0;
1128 sc->sc_status.dx = 0;
1129 sc->sc_status.dy = 0;
1130 sc->sc_status.dz = 0;
1131 /* sc->sc_status.dt = 0; */
1132
1133 if (status->dx || status->dy || status->dz /* || status->dt */ ) {
1134 status->flags |= MOUSE_POSCHANGED;
1135 }
1136 if (status->button != status->obutton) {
1137 status->flags |= MOUSE_BUTTONSCHANGED;
1138 }
1139 break;
1140 }
1141 default:
1142 error = ENOTTY;
1143 break;
1144 }
1145
1146 mtx_unlock(&sc->sc_mtx);
1147 return (error);
1148 }
1149
1150 static int
1151 ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS)
1152 {
1153 struct ums_softc *sc = arg1;
1154 struct ums_info *info;
1155 struct sbuf *sb;
1156 int i, j, err, had_output;
1157
1158 sb = sbuf_new_auto();
1159 for (i = 0, had_output = 0; i < UMS_INFO_MAX; i++) {
1160 info = &sc->sc_info[i];
1161
1162 /* Don't emit empty info */
1163 if ((info->sc_flags &
1164 (UMS_FLAG_X_AXIS | UMS_FLAG_Y_AXIS | UMS_FLAG_Z_AXIS |
1165 UMS_FLAG_T_AXIS | UMS_FLAG_W_AXIS)) == 0 &&
1166 info->sc_buttons == 0)
1167 continue;
1168
1169 if (had_output)
1170 sbuf_printf(sb, "\n");
1171 had_output = 1;
1172 sbuf_printf(sb, "i%d:", i + 1);
1173 if (info->sc_flags & UMS_FLAG_X_AXIS)
1174 sbuf_printf(sb, " X:r%d, p%d, s%d;",
1175 (int)info->sc_iid_x,
1176 (int)info->sc_loc_x.pos,
1177 (int)info->sc_loc_x.size);
1178 if (info->sc_flags & UMS_FLAG_Y_AXIS)
1179 sbuf_printf(sb, " Y:r%d, p%d, s%d;",
1180 (int)info->sc_iid_y,
1181 (int)info->sc_loc_y.pos,
1182 (int)info->sc_loc_y.size);
1183 if (info->sc_flags & UMS_FLAG_Z_AXIS)
1184 sbuf_printf(sb, " Z:r%d, p%d, s%d;",
1185 (int)info->sc_iid_z,
1186 (int)info->sc_loc_z.pos,
1187 (int)info->sc_loc_z.size);
1188 if (info->sc_flags & UMS_FLAG_T_AXIS)
1189 sbuf_printf(sb, " T:r%d, p%d, s%d;",
1190 (int)info->sc_iid_t,
1191 (int)info->sc_loc_t.pos,
1192 (int)info->sc_loc_t.size);
1193 if (info->sc_flags & UMS_FLAG_W_AXIS)
1194 sbuf_printf(sb, " W:r%d, p%d, s%d;",
1195 (int)info->sc_iid_w,
1196 (int)info->sc_loc_w.pos,
1197 (int)info->sc_loc_w.size);
1198
1199 for (j = 0; j < info->sc_buttons; j++) {
1200 sbuf_printf(sb, " B%d:r%d, p%d, s%d;", j + 1,
1201 (int)info->sc_iid_btn[j],
1202 (int)info->sc_loc_btn[j].pos,
1203 (int)info->sc_loc_btn[j].size);
1204 }
1205 }
1206 sbuf_finish(sb);
1207 err = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1);
1208 sbuf_delete(sb);
1209
1210 return (err);
1211 }
1212
1213 static device_method_t ums_methods[] = {
1214 DEVMETHOD(device_probe, ums_probe),
1215 DEVMETHOD(device_attach, ums_attach),
1216 DEVMETHOD(device_detach, ums_detach),
1217
1218 DEVMETHOD_END
1219 };
1220
1221 static driver_t ums_driver = {
1222 .name = "ums",
1223 .methods = ums_methods,
1224 .size = sizeof(struct ums_softc),
1225 };
1226
1227 DRIVER_MODULE(ums, uhub, ums_driver, NULL, NULL);
1228 MODULE_DEPEND(ums, usb, 1, 1, 1);
1229 MODULE_DEPEND(ums, hid, 1, 1, 1);
1230 #ifdef EVDEV_SUPPORT
1231 MODULE_DEPEND(ums, evdev, 1, 1, 1);
1232 #endif
1233 MODULE_VERSION(ums, 1);
1234 USB_PNP_HOST_INFO(ums_devs);
Cache object: cbabc9656df05408c6ef9d17a57ebca0
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